na + cl ⇌ nacl
balanced chemical equation:
na + 2cl ⇌ nacl2
sodium + clorine goes to form sodium chloride (table salt).
the product is nacl2.
and the reactants are na and cl.
(note: if you don’t know what ⇌ means, read below: -
⇌(double head arrow) means reversible reaction).
gold is my favorite solid.
the answer your looking for is c).